Internet Speed in Bulgaria decreased to 15540.59 KBps in the first quarter of 2017 from 15565.74 KBps in the fourth quarter of 2016. Internet Speed in Bulgaria averaged 7392.03 KBps from 2007 until 2017, reaching an all time high of 15815.16 KBps in the first quarter of 2016 and a record low of 2019.80 KBps in the third quarter of 2007. source: AKAMAI