Table A1.

Description and frequencies (sum over participants) of reported errors separately for the different error types and their subcategories. The templates included 411 words/2741 keystrokes.

	Frequency	Template	Error Examples
higher-order planning errors	741
insertion word	47	Oktoberfest	Oktoberpartyfest
insertion space key/line break	35	Oktoberfest	Oktober fest
insertion comma/full stop	19	Oktoberfest	Oktoberfest,
insertion grammar (i.e., plural)	56	wichtige	wichtigste
substitution word	134	Oktoberfest	Maiparty
omission line	23	viele Worte
omission word	59	Oktoberfest	das Fest
omission grammar/plural	44	Personen	Person
omission comma/full stop	89	Berg.	Berg
omission space/line break	55	Oktoberfest	dasOktoberfest
capitalization	60	sondern	Sondern
no capitalization	120	Oktoberfest	oktoberfest
motor command errors	1985
insertion double	71	Oktoberfest	Oktoberffest
insertion homologous key	23	Innsbruck	Iennsbruck
insertion neighbor key	377	Oktoberfest	Oktoberfgest
insertion other key	64	Oktoberfest	Oktoberfoest
substitution homologous key	68	Oktoberfest	Oktoberjest
substitution neighbor key	711	Oktoberfest	Oktobergest
substitution other key	197	Oktoberfest	Oktoberkest
transposition homologous keys	14	Haustier	Hausteir
transposition other keys	247	Oktoberfest	Oktoberefst
interchange	3	Oktoberfest	Oktobfreest
migration	34	Oktoberfest	Oktobertfes
alternation	39	dieses	disese
doubling	25	Innsbruck	Inssbruck
capitalization second letter	112	Oktoberfest	OKtoberfest
other errors	557
finger positions	6	Oktoberfest	Oktobergrdz
insertion shift	63	Oktoberfest	#Oktoberfest
phonological substitutions	86	Oktoberfest	Oktoberfesd
omission double	31	Innsbruck	Insbruck
omission other key	371	Oktoberfest	Oktoberest