YEAR

NUMBER

10 YEAR PEROID

SPA % CHANGE

CITYWIDE % CHANGE

1910

11695

1920

16576

1910-1920

41.7

40.7

1930

17403

1920-1930

5.0

11.9

1940

17637

1930-1940

1.3

-2.7

1950

16549

1940-1950

-6.2

4.2

1960

15546

1950-1960

-6.1

-4.2

1970

13299

1960-1970

-14.5

-14.3

1980

10738

1970-1980

-19.3

-23.6

1990

10237

1980-1990

-4.7

-11.9