Table XVII.
CURVE INDICATES NUMBER OF PLANS (INCLUDING NEW WORKS AND WORKS OF ALTERATION) APPROVED
ANNUAL TOTALS 17 18 19 1920 4000 1571 1263 Q 82 91 946 1208 1611 1477 1644 1886 |609| 1426 1712 1818 2049 1965 [9102 2458 22 1993 23 2850 24 3887 25 2498 26 2155 27 2481 28 2929 29 2903 1930 2935 31 3812 32 [3647] 33 3227 34 2783 35 2409 21