QuickStats: Age-Adjusted Rate for Suicide by Sex — National Vital Statistics System, United States, 1975–2015

There was an overall decline of 24% in the age-adjusted suicide rate from 1977 (13.7 per 100,000) to 2000 (10.4).

The rate increased in most years from 2000 to 2015. The 2015  suicide rate (13.3) was 28% higher than in 2000.

The rates for males and females  followed the overall pattern; however, the rate for males was approximately 3–5 times higher than the rate for females throughout the study period.

Source: https://www.cdc.gov/mmwr/volumes/66/wr/mm6610a7.htm