Economic activity in the U.S. non-manufacturing sector grew in June but at a slightly slower rate than May, according to the Institute for Supply Management’s non-manufacturing index released today.

ISM’s non-manufacturing index edged down in June to a reading of 56.0 from May’s reading of 56.3. June’s reading was the second-highest for the year. Readings above 50 indicate growth.

However, the employment portion of the index rose to a reading of 54.4 in June, up from May’s reading of 52.4 percent, indicating growth for the fourth consecutive month and at a faster rate.