Quarter	Thousands of Persons, Seasonally Adjusted
1972-01-01	1052.222
1972-04-01	1056.325
1972-07-01	1054
1972-10-01	1052.580
1973-01-01	1047.960
1973-04-01	1054.946
1973-07-01	1057.895
1973-10-01	1048.143
1974-01-01	1052.812
1974-04-01	1049.350
1974-07-01	1064.169
1974-10-01	1070.056
1975-01-01	1077.605
1975-04-01	1071.226
1975-07-01	1076.012
1975-10-01	1085.606
1976-01-01	1089.155
1976-04-01	1098.351
1976-07-01	1096.475
1976-10-01	1107.216
1977-01-01	1104.003
1977-04-01	1114.485
1977-07-01	1114.855
1977-10-01	1109.594
1978-01-01	1125.964
1978-04-01	1128.349
1978-07-01	1110.114
1978-10-01	1124.056
1979-01-01	1120.139
1979-04-01	1113.741
1979-07-01	1124.103
1979-10-01	1119.553
1980-01-01	1108.004
1980-04-01	1112.449
1980-07-01	1112.801
1980-10-01	1122.341
1981-01-01	1129.238
1981-04-01	1118.425
1981-07-01	1129.318
1981-10-01	1126.561
1982-01-01	1134.315
1982-04-01	1136.470
1982-07-01	1131.977
1982-10-01	1124.555
1983-01-01	1120.358
1983-04-01	1129.557
1983-07-01	1134.273
1983-10-01	1132.756
1984-01-01	1146.845
1984-04-01	1133.265
1984-07-01	1127.916
1984-10-01	1135.819
1985-01-01	1139.419
1985-04-01	1140.250
1985-07-01	1143.930
1985-10-01	1150.122
1986-01-01	1147.110
1986-04-01	1155.840
1986-07-01	1156.463
1986-10-01	1168.410
1987-01-01	1173.183
1987-04-01	1173.209
1987-07-01	1173.086
1987-10-01	1174.388
1988-01-01	1183.496
1988-04-01	1169.617
1988-07-01	1173.817
1988-10-01	1173.032
1989-01-01	1170.905
1989-04-01	1165.872
1989-07-01	1161.483
1989-10-01	1152.348
1990-01-01	1152.690
1990-04-01	1154.083
1990-07-01	1137.420
1990-10-01	1129.147
1991-01-01	1125.879
1991-04-01	1122.772
1991-07-01	1132.954
1991-10-01	1126.582
1992-01-01	1131.095
1992-04-01	1132.286
1992-07-01	1138.185
1992-10-01	1129.912
1993-01-01	1123.654
1993-04-01	1127.264
1993-07-01	1133.976
1993-10-01	1135.021
1994-01-01	1130.809
1994-04-01	1137.560
1994-07-01	1146.800
1994-10-01	1149.182
1995-01-01	1151.517
1995-04-01	1149.160
1995-07-01	1159.932
1995-10-01	1166.070
1996-01-01	1178.894
1996-04-01	1183.541
1996-07-01	1183.514
1996-10-01	1190.814
1997-01-01	1197.091
1997-04-01	1205.847
1997-07-01	1208.349
1997-10-01	1212.270
1998-01-01	1217.457
1998-04-01	1219.363
1998-07-01	1222.995
1998-10-01	1228.710
1999-01-01	1220.781
1999-04-01	1221.337
1999-07-01	1226.073
1999-10-01	1235.329
2000-01-01	1236.122
2000-04-01	1238.733
2000-07-01	1231.376
2000-10-01	1235.205
2001-01-01	1241.402
2001-04-01	1240.595
2001-07-01	1240.047
2001-10-01	1243.282
2002-01-01	1245.839
2002-04-01	1246.773
2002-07-01	1245.186
2002-10-01	1242.248
2003-01-01	1242.515
2003-04-01	1242.301
2003-07-01	1240.978
2003-10-01	1241.963
2004-01-01	1243.656
2004-04-01	1242.737
2004-07-01	1249.773
2004-10-01	1250.397
2005-01-01	1252.204
2005-04-01	1254.788
2005-07-01	1260.799
2005-10-01	1263.714
2006-01-01	1272.028
2006-04-01	1275.317
2006-07-01	1285.168
2006-10-01	1289.118
2007-01-01	1291.823
2007-04-01	1299.450
2007-07-01	1313.026
2007-10-01	1329.235
2008-01-01	1342.910
2008-04-01	1353.466
2008-07-01	1356.880
2008-10-01	1355.062
2009-01-01	1351.704
2009-04-01	1357.217
2009-07-01	1346.709
2009-10-01	1347.575
2010-01-01	1361.532
2010-04-01	1368.309
2010-07-01	1362.990
2010-10-01	1368.561
2011-01-01	1363.023
2011-04-01	1366.625
2011-07-01	1384.167
2011-10-01	1392.723