Have found an interesting thing, in RLMS questionaries for rounds 1 and 4 the search in (pd)file does not work, albeit it works in 2 and 3.
What does it mean?
Different program to convert word2pdf? Supposedly, they used word in 1992.
Unfortunately, the very first round does not have an abortion question. The next three has but with condition since our last meeting, which makes a denominator (women-years) less clear.