not aluminium - but this do ya?
"Determinants of Belief in the Innateness of Homosexuality
Tables 4 and 5 make a belief that homosexuality is something people are born with the dependent variable. Table 4 includes the Gallup surveys (and one PSRA poll) that asked the series 1 question, which gave only two options for the origins of homosexuality. Table 5 uses surveys from a variety of firms using the series 2 question, which distinguished between preference and upbringing. Table 4 has advantages in question wording consistency for both the independent and dependent variables (though party identification and political ideology were not asked in early years) and the surveys are spread out more evenly over a longer period. Table 5 includes whether the respondent knows someone gay and is able to distinguish conservative from other Protestants"