Trailing total returns

| 5 years | 3 years | 1 year | 6 months | 3 months | 1 month | |
|---|---|---|---|---|---|---|
AllianceBernstein Municipal Income Fund National Portfolio Advisor Class Fund | +6.22% | +7.26% | +6.36% | +1.92% | +0.98% | +1.16% |
Muni National Long Morningstar category | +5.73% | +6.56% | +6.23% | +1.94% | +0.83% | +1.16% |
Barclays Municipal TR USD Benchmark index | +6.09% | +6.18% | +5.19% | +1.78% | +0.96% | +1.10% |
| Fund quartile | 2nd | 1st | 2nd | 2nd | 2nd | 3rd |
| Funds in category | 207 | 221 | 240 | 243 | 243 | 245 |
Trailing returns analysis

The chart shows how frequently the fund's 3-month return is positive or negative. Each bar is an observation period (the fund's return over the past 3 months, at month's end).
| Best & worst 3 month trailing return since inception | Rate of return |
|---|---|
June 2009 - September 2009 | +7.74% |
August 2008 - November 2008 | -9.14% |
