Month	Number Of Buildings
1923-01-01	8605.00
1923-02-01	9358.00
1923-03-01	13924.0
1923-04-01	15669.0
1923-05-01	15161.0
1923-06-01	10515.0
1923-07-01	10642.0
1923-08-01	10400.0
1923-09-01	9762.00
1923-10-01	13679.0
1923-11-01	12176.0
1923-12-01	11762.0
1924-01-01	11904.0
1924-02-01	11460.0
1924-03-01	19451.0
1924-04-01	17475.0
1924-05-01	14593.0
1924-06-01	12337.0
1924-07-01	10854.0
1924-08-01	11209.0
1924-09-01	11890.0
1924-10-01	13406.0
1924-11-01	13098.0
1924-12-01	12319.0
1925-01-01	10463.0
1925-02-01	11982.0
1925-03-01	19858.0
1925-04-01	20249.0
1925-05-01	18097.0
1925-06-01	16440.0
1925-07-01	17932.0
1925-08-01	17760.0
1925-09-01	15100.0
1925-10-01	18135.0
1925-11-01	15394.0
1925-12-01	13929.0
1926-01-01	10954.0
1926-02-01	9890.00
1926-03-01	17170.0
1926-04-01	18903.0
1926-05-01	17683.0
1926-06-01	16488.0
1926-07-01	12862.0
1926-08-01	13553.0
1926-09-01	13761.0
1926-10-01	14684.0
1926-11-01	14105.0
1926-12-01	11485.0
1927-01-01	9392.00
1927-02-01	12033.0
1927-03-01	18233.0
1927-04-01	18183.0
1927-05-01	15584.0
1927-06-01	16694.0
1927-07-01	13364.0
1927-08-01	15634.0
1927-09-01	15404.0
1927-10-01	15904.0
1927-11-01	15543.0
1927-12-01	12182.0
1928-01-01	12409.0
1928-02-01	14447.0
1928-03-01	19235.0
1928-04-01	20492.0
1928-05-01	20474.0
1928-06-01	19088.0
1928-07-01	14945.0
1928-08-01	15277.0
1928-09-01	14378.0
1928-10-01	17150.0
1928-11-01	13498.0
1928-12-01	11341.0