<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000711202
<NAME> Citizens Index Fund - Institutional Shares
<SERIES>
<NUMBER> 033
<NAME> Citizens Index Fund - Institutional Shares
<MULTIPLIER> 1
<CURRENCY> USD
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> JUN-30-2000
<PERIOD-START> JUL-01-1999
<PERIOD-END> JUN-30-2000
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 559,499,846
<INVESTMENTS-AT-VALUE> 877,725,396
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<OTHER-ITEMS-ASSETS> 11,610
<TOTAL-ASSETS> 886,867,964
<PAYABLE-FOR-SECURITIES> 4,415,583
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2,253,725
<TOTAL-LIABILITIES> 6,669,308
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 533,593,888
<SHARES-COMMON-STOCK> 6,798,643
<SHARES-COMMON-PRIOR> 3,945,811
<ACCUMULATED-NII-CURRENT> 0
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<OVERDISTRIBUTION-GAINS> 0
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<OTHER-INCOME> 0
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<NET-INVESTMENT-INCOME> (4,786,285)
<REALIZED-GAINS-CURRENT> 38,733,699
<APPREC-INCREASE-CURRENT> 59,863,245
<NET-CHANGE-FROM-OPS> 93,810,659
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> (8,385,302)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,111,519
<NUMBER-OF-SHARES-REDEEMED> (1,576,426)
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<PER-SHARE-NAV-BEGIN> 25.02
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<PER-SHARE-DISTRIBUTIONS> (1.79)
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 26.59
<EXPENSE-RATIO> 0.74
</TABLE>
