Rohypnol is illegal in the United States, so it is hard to tell how many people are affected by it.
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250 people
how many people were affected
thousands of people are affected
Over 10000 people where affected by the tsunami.
3000000 people are affected
1 out of 4 people are affected
how many people are affected by MS (multiple sclerosis)
Rohypnol is not in Mexico
Most people in the world are affected by dust. (Affected = it influences them in some way)
85 people were affected by H1N1
All people on earth are affected by their environment.