Abortion has never been rare. Why is that an expectation now?

[REP]

49. BC may be more affordable and available, but that doesn't change the effectiveness

From the CDC:

Copper T intrauterine device (IUD) — Typical use failure rate: 0.8%.

Levonorgestrel intrauterine system (LNG IUD)— Typical use failure rate: 0.2%.

Implant— Typical use failure rate: 0.05%.

Injection or "shot"— Typical use failure rate: 6%.

Combined oral contraceptives— Typical use failure rate: 9%.

Patch— Typical use failure rate: 9%.

Diaphragm or cervical cap— Typical use failure rate: 12%.

Male condom— Typical use failure rate: 18%.

Female condom— Typical use failure rate: 21%, and also may help prevent STDs.

Spermicides— Typical use failure rate: 28%.

The ones I have put in bold are among the most popular and result in 6-12 pregnancies per 100 women per year per method.