Is suicide including double or pact suicide common among lesbians Jeanine Deckers and her lover were one example?

It has been claimed by people such as (Focus on the Family) , admitttedly not an unbiased house, that Suicides, particularily teen and youth suicides run higher among homosexuals and possibly Lesbians, the Lesbians preferring non-violent methods such as overdoses on drugs for cosmetic reasons, not as sudden-death dramatic as jumping off high objects like buildings or bridges. Of course, Homosexuals do not (Corner the market) on suicides.