Membership Data
| Year |
Clergy |
Churches |
Members |
| 1936 |
- |
6 |
501 |
| 1937 |
1 |
5 |
350 |
| 1942 |
- |
7 |
265 |
| 1946 |
- |
11 |
1,052 |
| 1951 |
1 |
16 |
1,350 |
| 1952 |
28 |
28 |
2,470 |
| 1953 |
29 |
25 |
2,324 |
| 1954 |
24 |
25 |
2,695 |
| 1955 |
33 |
29 |
2,850 |
| 1956 |
34 |
26 |
2,917 |
| 1957 |
28 |
26 |
1,994 |
| 1959 |
20 |
20 |
2,250 |
| 1961 |
23 |
20 |
2,215 |
| 1962 |
23 |
21 |
2,308 |
| 1963 |
- |
22 |
2,488 |
| 1964 |
90 |
77 |
7,600 |
| 1966 |
29 |
28 |
2,835 |
| 1968 |
20 |
29 |
3,405 |
| 1976 |
36 |
35 |
3,500 |
| 1979 |
- |
35 |
3,443 |
| 1980 |
- |
35 |
3,684 |
| 1984 |
- |
77 |
3,968 |
| 1985 |
- |
77 |
3,988 |
| 1987 |
- |
77 |
3,988 |
| 1990 |
600 |
375 |
38,000 |
| 1992 |
195 |
95 |
6,700 |
| 1994 |
795 |
395 |
41,475 |
| 1996 |
814 |
398 |
41,600 |
| 1997 |
575 |
428 |
42,800 |
| 2000 |
600 |
444 |
43,000 |
|