墨西哥总统：墨西哥1-6月联邦收入同比增长10.3%。

Group 1 - The core point of the article is that Mexico's federal revenue increased by 10.3% year-on-year for the first half of the year [1] Group 2 - The growth in federal revenue indicates a positive trend in Mexico's economic performance during the first six months [1] - This increase may reflect improved tax collection and economic activity within the country [1] - The reported figure suggests a robust fiscal environment, which could have implications for government spending and investment opportunities [1]