Approximately how many $MTP$s are performed in the world every year?

Which of the following is not a natural contraceptive method?

$A$: Nearly $20\%$ of the total pregnancies get aborted world-wide.
$R$: Under $MTP$ Act,$1971$,medical termination of pregnancy can be done up to $20$ weeks,but it is considered safer up to $12$ weeks of pregnancy.

$MTPs$ are considered relatively safe up to . . . . . . weeks of pregnancy.

$MTP$ is of much risk in which phase of the pregnancy?

Approximately $40$ to $50$ million $MTPs$ are performed in a year all over the world,which accounts for $1/5th$ of the total number of conceived pregnancies in a year.