The main effect factors for the single ones are the level of education, occupation, having close friends or not, etc.

影响独身老年人幸福度主要因素：文化程度、职业、有无亲密朋友。

youdao

Close to 500, 000 Jews live in more than 100 settlements built since Israel's 1967 occupation of the West Bank and East Jerusalem.

BBC: US presses Israel over East Jerusalem settlement row