Note:
(a) 香港家庭計劃指導會 (簡稱家計會) The Family Planning Association of Hong Kong (FPAHK) is a private, "non-profit" "corporation" founded in 1936.
(b) Press release 2 says "少於十分一 (8.2%女性、8.5%男性) 選擇不生育." It is misleading. The organization could have asked how many of them are infertile not because of their choice. Around the world roughly a tenth of couples are infertile due to physical reasons (congenital defects or aftermath of pelvic infections{ or or no reason at all.
Madeline Curtis, Inconceivable: How Barriers to Infertility Treatment for Low-Income Women Amount to Reproductive Oppression. Georgetown Journal on Poverty Law and Policy 25: 324, 325 (Winter 2018) https://www.law.georgetown.edu/p ... 2-Inconceivable.pdf
("According to the Centers for Disease Control and Prevention's (CDC) National Survey of Family Growth, about twelve percent of women aged fifteen through forty-four [after 44 the likelihood of pregnancy is minimal; that is well before menopause) experience problems in either becoming pregnant or carrying a pregnancy to term. The American Society for Reproductive Medicine recommends that those trying to conceive should seek the care of a specialist if they are unable to achieve pregnancy after twelve months of unprotected intercourse and the woman is under the age of thirty-five or after six months if the woman is over thirty-five") (citations omitted)
(c) 麦燕庭, 港人不喜性福？ 每月3.7次 两岸三地最低. 法广, Dec 5, 2018. http://cn.rfi.fr/社会/20181205-港人不喜性福-每月37次-两岸三地最低
"根据根据台湾男性学医学会 [aiwanese Association of Andrology] 去年8月公布的调查，亚洲区夫妇每月行房的平均次数是6次，台湾夫妻是4次，而中国大陆则是5次，相比之下，香港夫妇的行房次数是两岸三地中最低的，可能只比日本的3次为高。去年8月公布的调查，亚洲区夫妇每月行房的平均次数是6次，台湾夫妻是4次，而中国大陆则是5次，相比之下，香港夫妇的行房次数是两岸三地中最低的，可能只比日本的3次为高。