# Statistics

This page shows some statistics about the Origami Database. These are updated automatically.

## General

There are 390 models available in the Origami Database.

The first model was added on and the last model on .

The average number of models added per week is 2.9, over a run time of 2 years, 7 months and 10 days.

## Publications

There are 51 publications in the Origami Database. 7 of them are completed (13.7%).

The average amount of models in a publication is 22. The least amount of models in a single publication is 7, the most models in a single publication is 37.

## Site activity

The following graph shows the activity (i.e. new models) on a monthly basis. Darker squares represent more activity while white squares represent no activity. Hover over a square to see the month and model count information.

## Model difficulty

Each model has a difficulty assigned to it. This graph shows the percentage of models for each difficulty.

- Moderate 191 models (48.8%)
- Intermediate 125 models (32%)
- Easy 53 models (13.6%)
- Hard 20 models (5.1%)
- Complex 2 models (0.5%)

## Creators

There are 101 different creators in the Origami Database. The chart below shows the distribution of models creators in the Origami Database.

- John Montroll 69 models (16.6%)
- Unknown / traditional 55 models (13.3%)
- Ryosuke Sakurai 27 models (6.5%)
- John Szinger 21 models (5.1%)
- Jo Nakashima 20 models (4.8%)
- Muneji Fuchimoto 20 models (4.8%)
- Mario Adrados Netto 14 models (3.4%)
- Mark Bolitho 10 models (2.4%)
- Robert J. Lang 10 models (2.4%)
- 92 others 169 models (40.7%)

## Fold time

The average time required to fold a model is 33 minutes. The fastest model takes 2 minutes, the slowest model takes 9 hours 50 minutes.

The total estimated fold time of all models in the origami database is 211 hours 36 minutes.

## Paper shapes

Most origami models are folded from a square paper. This graph shows the distribution of paper shapes in the Origami Database.

- Square 379 models (94.8%)
- 1:2 rectangle 6 models (1.5%)
- Chopstick wrapper 3 models (0.8%)
- Isosceles right triangle 3 models (0.8%)
- Other 3 models (0.8%)
- 1:3 rectangle 2 models (0.5%)
- A4 2 models (0.5%)
- 1:1.5 rectangle 1 model (0.3%)
- US Letter 1 model (0.3%)
- 1:4 rectangle 0 models (0%)

## Group labels

There are 18 different group labels in the Origami Database. The chart below shows the ratio of these labels.

- Animal 243 models (57.3%)
- Mythical creature 52 models (12.3%)
- Humanoid 23 models (5.4%)
- Object 17 models (4%)
- Plant 16 models (3.8%)
- Media 15 models (3.5%)
- Geometric shape 14 models (3.3%)
- Symbol 9 models (2.1%)
- Vehicle 8 models (1.9%)
- 9 others 27 models (6.4%)

## Sheets

Most models are folded using a single sheet of paper, though some use more. This graph shows the ratio of models folded with different amounts of sheets of paper.