One of Swedens pull factors for is that we have labor demand and real wages. Which is why people want to immigrate here in the future near . So to countries where there are high levels of unemployment they would probably like to go here for a high chance of getting a job and/or education.
While a push factor would be for freedom from political oppression or a conflict in a country which causes really bad living condition which makes it more a must to leave the country and the risk for a war within sweden is very low.