Golden years of Weimar Germany- Fill in the blanks:-)?

OCR AS level history: Fill in the blanks: For political stability:(in the golden years) In the golden years of the Weimar the average government lifespan went up from......... months to.........months. Against political stability:(in the golden years) Street violence, especially between the KPD and the ......, continued Many nationalists believed Stresemann had failed to get concessions from ......&.......... Thanks for any help in advance. It'd be great if you could source your answers.