Month US Dollars, Monthly Level 1971-01-01 -90508000.000000000 1971-02-01 -85913000.000000000 1971-03-01 -54960000.000000000 1971-04-01 -16108000.000000000 1971-05-01 -25153000.000000000 1971-06-01 -32641999.999999996 1971-07-01 19098000.000000000 1971-08-01 6389000.000000000 1971-09-01 -41684000.000000000 1971-10-01 -77519000.000000000 1971-11-01 11391000.000000000 1971-12-01 44072000.000000000 1972-01-01 -51129000.000000000 1972-02-01 -39792000.000000000 1972-03-01 -60736000.000000000 1972-04-01 20772000.000000000 1972-05-01 -24557000.000000000 1972-06-01 -5740000.000000000 1972-07-01 53674000.000000000 1972-08-01 -38995000.000000000 1972-09-01 57337000.000000000 1972-10-01 -65529000.000000010 1972-11-01 -89985000.000000000 1972-12-01 3551000.000000000 1973-01-01 -55610000.000000000 1973-02-01 11951000.000000000 1973-03-01 13318000.000000000 1973-04-01 -6205000.000000000 1973-05-01 50277000.000000000 1973-06-01 130970000.000000000 1973-07-01 43292000.000000000 1973-08-01 111613000.000000000 1973-09-01 193569000.000000000 1973-10-01 -182791000.000000000 1973-11-01 -219158000.000000000 1973-12-01 -84264000.000000000 1974-01-01 -336749000.000000000 1974-02-01 -359429000.000000000 1974-03-01 -398381000.000000000 1974-04-01 -364421000.000000000 1974-05-01 -704894000.000000000 1974-06-01 -402533000.000000000 1974-07-01 -545741000.000000000 1974-08-01 -422783000.000000000 1974-09-01 -245756000.000000000 1974-10-01 -481623000.000000000 1974-11-01 -260623000.000000000 1974-12-01 -167391000.000000000 1975-01-01 -90154000.000000000 1975-02-01 -534624000.000000000 1975-03-01 -326335000.000000000 1975-04-01 -300733000.000000000 1975-05-01 -309804000.000000000 1975-06-01 -285236000.000000000 1975-07-01 -236915000.000000000 1975-08-01 -211171000.000000000 1975-09-01 -284056000.000000000 1975-10-01 -465671000.000000000 1975-11-01 -259010000.000000030 1975-12-01 -236687000.000000000 1976-01-01 -424969000.000000000 1976-02-01 -276838000.000000000 1976-03-01 -236855000.000000000 1976-04-01 -346669000.000000000 1976-05-01 -183989000.000000000 1976-06-01 35347000.000000000 1976-07-01 -192097000.000000000 1976-08-01 -205332000.000000000 1976-09-01 -218657000.000000000 1976-10-01 -122791000.000000000 1976-11-01 -147725000.000000000 1976-12-01 65895999.999999990 1977-01-01 -73464000.000000000 1977-02-01 -32688000.000000000 1977-03-01 -53273000.000000000 1977-04-01 68195000.000000000 1977-05-01 84435000.000000000 1977-06-01 245346000.000000000 1977-07-01 96214000.000000000 1977-08-01 -48837000.000000000 1977-09-01 -66804000.000000000 1977-10-01 261424000.000000000 1977-11-01 -434382000.000000000 1977-12-01 50597000.000000000 1978-01-01 -172211000.000000000 1978-02-01 -176872000.000000000 1978-03-01 -11707000.000000000 1978-04-01 -55105000.000000000 1978-05-01 -1285000.000000000 1978-06-01 -11595000.000000000 1978-07-01 -352175000.000000000 1978-08-01 -160284000.000000000 1978-09-01 3472000.000000000 1978-10-01 138039000.000000000 1978-11-01 -125943000.000000000 1978-12-01 -98536000.000000000 1979-01-01 -210025000.000000000 1979-02-01 -112848000.000000000 1979-03-01 -110947000.000000000 1979-04-01 -29825000.000000000 1979-05-01 -166922000.000000000 1979-06-01 -102682000.000000000 1979-07-01 -230429000.000000000 1979-08-01 -441915000.000000000 1979-09-01 -211283000.000000000 1979-10-01 -398347000.000000000 1979-11-01 -424320000.000000000 1979-12-01 -399941000.000000000 1980-01-01 -574518000.000000000 1980-02-01 -335651000.000000000 1980-03-01 -458622000.000000000 1980-04-01 -484991000.000000000 1980-05-01 6786000.000000000 1980-06-01 -192397000.000000000 1980-07-01 -292810000.000000000 1980-08-01 -143796000.000000000 1980-09-01 -399580000.000000000 1980-10-01 -86082000.000000000 1980-11-01 54064000.000000000 1980-12-01 84829000.000000000 1981-01-01 -132793000.000000000 1981-02-01 -157353000.000000000 1981-03-01 -129538999.999999990 1981-04-01 -55928000.000000000 1981-05-01 11153000.000000000 1981-06-01 153679000.000000000 1981-07-01 91114000.000000000 1981-08-01 186830000.000000000 1981-09-01 254068000.000000030 1981-10-01 408477000.000000000 1981-11-01 361893000.000000000 1981-12-01 210854000.000000000 1982-01-01 -6826000.000000000 1982-02-01 -1378000.000000000 1982-03-01 57052000.000000000 1982-04-01 21007000.000000000 1982-05-01 11891000.000000000 1982-06-01 66461000.000000010 1982-07-01 61499000.000000000 1982-08-01 97375000.000000000 1982-09-01 47551000.000000000 1982-10-01 57922000.000000000 1982-11-01 207552000.000000000 1982-12-01 159967000.000000000 1983-01-01 120467000.000000000 1983-02-01 127746000.000000000 1983-03-01 473335000.000000000 1983-04-01 565761000.000000000 1983-05-01 712209000.000000000 1983-06-01 791159000.000000000 1983-07-01 733563000.000000000 1983-08-01 638179000.000000000 1983-09-01 690444000.000000000 1983-10-01 565990000.000000000 1983-11-01 541255000.000000000 1983-12-01 510281000.000000000 1984-01-01 524475000.000000000 1984-02-01 845325000.000000000 1984-03-01 1011365000.000000100 1984-04-01 1058101000.000000000 1984-05-01 1216596000.000000000 1984-06-01 1321406000.000000000 1984-07-01 1169767000.000000000 1984-08-01 1395916000.000000000 1984-09-01 1062408999.999999900 1984-10-01 1279485000.000000000 1984-11-01 1099792000.000000000 1984-12-01 1104878000.000000000 1985-01-01 525568999.999999940 1985-02-01 484509000.000000000 1985-03-01 892675000.000000000 1985-04-01 1078467000.000000000 1985-05-01 1232667000.000000000 1985-06-01 1229787000.000000000 1985-07-01 1227621000.000000000 1985-08-01 1096977000.000000000 1985-09-01 1302051000.000000000 1985-10-01 1113129000.000000000 1985-11-01 1079097000.000000000 1985-12-01 1222971000.000000000 1986-01-01 697903000.000000000 1986-02-01 627265000.000000000 1986-03-01 1135281000.000000000 1986-04-01 1290989000.000000000 1986-05-01 1337746000.000000000 1986-06-01 1070576999.999999900 1986-07-01 1005322000.000000000 1986-08-01 944880000.000000000 1986-09-01 533846999.999999940 1986-10-01 -83090000.000000000 1986-11-01 -38423000.000000000 1986-12-01 -217998000.000000000 1987-01-01 -35573670.000000000 1987-02-01 320052320.000000000 1987-03-01 302191204.000000000 1987-04-01 502231532.000000060 1987-05-01 960057508.000000000 1987-06-01 1429772424.000000000 1987-07-01 1456756566.000000000 1987-08-01 1428832744.000000000 1987-09-01 1497293700.000000000 1987-10-01 1192948673.000000000 1987-11-01 1001248669.000000000 1987-12-01 1117286754.000000000 1988-01-01 1046538939.000000000 1988-02-01 896402802.000000000 1988-03-01 1230539175.000000000 1988-04-01 1895608800.000000000 1988-05-01 1750036249.000000000 1988-06-01 1825838409.000000000 1988-07-01 1857313113.000000000 1988-08-01 2084805796.000000000 1988-09-01 2027487849.000000000 1988-10-01 1507851175.000000000 1988-11-01 1706919793.000000000 1988-12-01 1354769121.000000000 1989-01-01 1515491781.000000000 1989-02-01 1098707316.000000000 1989-03-01 1565971523.000000000 1989-04-01 1367812199.000000000 1989-05-01 1351205171.000000000 1989-06-01 2084614977.999999800 1989-07-01 1519800363.000000000 1989-08-01 1454934758.000000000 1989-09-01 1161381640.000000000 1989-10-01 1057368815.000000000 1989-11-01 922384517.000000000 1989-12-01 1019513911.000000000 1990-01-01 601548143.000000000 1990-02-01 722890732.000000000 1990-03-01 585745459.000000000 1990-04-01 1195673613.000000000 1990-05-01 1697732372.000000000 1990-06-01 1140794595.000000000 1990-07-01 1505752834.000000000 1990-08-01 1062139420.000000000 1990-09-01 693509861.000000000 1990-10-01 295003116.000000000 1990-11-01 401510043.000000000 1990-12-01 850093813.000000000 1991-01-01 1306971993.000000000 1991-02-01 1024754843.000000000 1991-03-01 1149524399.000000000 1991-04-01 1404735607.000000000 1991-05-01 1334195910.000000000 1991-06-01 972974048.000000000 1991-07-01 771809752.000000000 1991-08-01 652002671.000000000 1991-09-01 397691142.000000000 1991-10-01 407947076.000000000 1991-11-01 452057919.000000000 1991-12-01 705303291.000000000 1992-01-01 916827408.000000000 1992-02-01 867453815.000000000 1992-03-01 1429179276.000000000 1992-04-01 1177248104.000000000 1992-05-01 1351683434.000000000 1992-06-01 1297136721.000000000 1992-07-01 1484863849.000000000 1992-08-01 1402424130.000000000 1992-09-01 1372445095.000000000 1992-10-01 1227838642.000000000 1992-11-01 1514664469.000000000 1992-12-01 1197129850.000000000 1993-01-01 1015101934.000000000 1993-02-01 1457676481.000000000 1993-03-01 1508111780.000000000 1993-04-01 903071878.000000000 1993-05-01 1294435775.000000000 1993-06-01 946068094.000000000 1993-07-01 652944295.000000000 1993-08-01 1161799378.000000000 1993-09-01 1227336081.000000000 1993-10-01 1146244868.000000000 1993-11-01 1131596947.000000000 1993-12-01 854360609.000000000 1994-01-01 978512422.000000000 1994-02-01 748187905.000000000 1994-03-01 1101454067.000000000 1994-04-01 1482860258.000000000 1994-05-01 1237207773.000000000 1994-06-01 1229197656.000000000 1994-07-01 1223704699.000000000 1994-08-01 1506367983.000000000 1994-09-01 1520950673.000000000 1994-10-01 656169081.000000000 1994-11-01 -408310016.000000000 1994-12-01 -809823771.000000000 1995-01-01 -303682043.000000000 1995-02-01 -1060778677.999999900 1995-03-01 -922710543.000000000 1995-04-01 -469574668.000000000 1995-05-01 -692360845.000000000 1995-06-01 -776672478.000000000 1995-07-01 1168041.000000000 1995-08-01 96746314.000000000 1995-09-01 479448313.000000000 1995-10-01 329150023.000000000 1995-11-01 -89096046.000000000 1995-12-01 -57251183.000000000 1996-01-01 33151457.000000004 1996-02-01 -30085535.000000000 1996-03-01 -468303332.000000000 1996-04-01 197545294.000000000 1996-05-01 256595511.000000000 1996-06-01 -328002056.000000000 1996-07-01 -347940670.000000000 1996-08-01 -280736431.000000000 1996-09-01 -633087087.000000000 1996-10-01 -1308789046.000000000 1996-11-01 -844107713.000000000 1996-12-01 -1845279390.000000000 1997-01-01 1176877699.000000000 1997-02-01 -1092341710.000000000 1997-03-01 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