data sgp 45 2010SGP51%similarity16 European Management ReviewUSA51%similarity17 Brazilian Business SJR. chart. data table. 2010 2012 2014 2016 2018 2020 2022 2025 0 2 4.Data centres; predates 1000BASE-T; rarely used. 1000BASE‑KX, 802.3ap-2007 capable of 45 to 160 parallel channels. 1000BASE-SX. edit. 1000BASE