These are keywords that journalists use when they are looking for data. Not to burst your bubble but journalists often use Googletolook for specific statistics to embellish their articles. 

When you use the keywords that they are likely to use, you give your website an excellent chance to be back linked to their pieces. When you catch the eye of a journalist from a reputed publication, you get a link back from a high-quality webpage. 

They would also love getting traffic from your website when they cite their source. This gives them an incentive. It’s a win-win.