The suicide figures quotes in the sermon are not percent, but per 100,000 individuals

http://www.who.int/mental_health/prevention/suicide/suiciderates/en/

UNITED STATES OF AMERICA 99 17.6 4.1

17.6 males and 4.1 females out of 100,000 commit suicide per year in the US. - so this is
so that is a total of 21.7 individuals out of 100,000 who commit suicide per year or 0.0217%

SRI LANKA 91 44.6 16.8

44.6 males and 16.8 females out of 100,000 commit suicide per year in SRI LANKA.
so that is a total of 61.4 individuals out of 100,000 who commit suicide per year or 0.0614%

RUSSIAN FEDERATION 00 70.6 11.9

70.6 males and 11.9 females out of 100,000 commit suicide per year in the RUSSIAN FEDERATION.
so that is a total of 82.5 individuals out of 100,000 who commit suicide per year or 0.0825%

LITHUANIA 00 75.6 16.1

75.6 males and 16.1 females out of 100,000 commit suicide per year in LITHUANIA.
so that is a total of 91.7 individuals out of 100,000 who commit suicide per year or 0.0917%

The same is true with the Great Depression stats - it was 14 to 17 per 100,000 not percent.

http://www.nps.gov/archive/elro/glossary/great-depression.htm