Intellectual production is one of the greatest achievements of human society.  Your weekly papers are setting a pace that if followed will lead you to an academic career of success.  This is halfway, so you need to take stock of yourself and challenge yourself to take your work to another level.  This is the change of seasons.   Fall becomes winter, so some will fade and fall behind.  Some people get comfortable with a 3 or 4.  But who has the heart to go for straight 5’s?