Tell me that how many science and technology centers have in Kerala?

In Kerala there are following science and technology centers have:

Indian Institute of Science Education and Research,
Vikram Sarabhai Space Centre (VSSC),
Liquid Propulsion Systems Centre (LPSC),
Thumba Equatorial Rocket Launching Station (TERLS),
Indian Institute of Space Science and Technology (IIST),
Rajiv Gandhi Centre for Biotechnology (RGCB),
Tropical Botanical Garden and Research Institute,
ER&DC – CDAC, CSIR – National Institute of Interdisciplinary Science and Technology,
Free Software Foundation of India (FSFI),
Regional Cancer Centre (RCC),
Sree Chitra Thirunal Institute of Medical Sciences and Technology (SCTIMST),
Centre for Earth Science Studies (CESS),
Central Tuber Crops Research Institute (CTCRI),
Priyadarsini Planetarium,
The Oriental Research Institute & Manuscripts Library