Years

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

Composite index

0.357

0.405

0.429

0.456

0.486

0.521

0.558

0.596

0.638

0.687

0.742

0.796

Pressure

0.552

0.593

0.611

0.630

0.651

0.674

0.699

0.710

0.723

0.738

0.756

0.776

State

0.220

0.309

0.336

0.367

0.402

0.443

0.489

0.542

0.604

0.676

0.758

0.822

Response

0.291

0.319

0.347

0.378

0.412

0.451

0.494

0.541

0.595

0.655

0.721

0.796