From 1999 to 2010 suicide rates in the US increased by?

From 1999 to 2010, suicide rates in the United States increased significantly, rising by approximately 15 percent. This upward trend was observed across various Demographics, with notable increases among middle-aged adults and certain populations. Factors contributing to this rise included economic stress, mental health issues, and substance abuse. The increase highlighted the growing need for mental health awareness and intervention strategies.